Unnatural amino acids capable of covalently modifying protein phosphatases and their use as general and specific inhibitors and probes
View Patent ↗An unnatural amino acid including a phosphate mimicking group for mimicking a phosphate group in phosphoamino acids and a protein phosphatase modifying group for covalently binding protein phosphatases. A probe for detecting disease including a phosphate mimicking group for mimicking a phosphate group in phosphoamino acids and a protein phosphatase modifying group for covalently binding protein phosphatases. A method for detecting the presence of disease by administering the unnatural amino acid, binding the unnatural amino acid with a phosphatase, detecting a signal, and detecting the presence of disease. A method of identifying a known protein phosphatase, and a method of identifying an unknown protein phosphatase. A method of making the unnatural amino acid.
1. An unnatural amino acid chosen from the group consisting of 2-amino-3-(3-(fluoromethyl)-4-(phosphonooxy) phenyl)propanoic acid, 2- amino-3-(3-(difluoromethyl)-4-(phosphonooxy) phenyl)propanoic acid, 2-amino-3-(4-(bromo (phosphono)methyl)phenyl)propanoic acid, 2-amino-3-(4-chloro (phosphono)methyl)phenyl)propanoic acid, 2-amino-3-(4-(1-phosphonovinyl) phenyl)propanoic acid, 2-amino-3-(4-(1-sulfovinyl) phenyl)propanoic acid, 2-amino-3-(4-(1-sulfamoylvinyl) phenyl)propanoic acid, 2-amino-3-(4-(1-(methylsulfonyl) vinyl)phenyl)propanoic acid, 2-amino-3-(4-(1-(trifluoromethylsulfonyl) vinyl)phenyl)propanoic acid, 2-amino-3-(4-(phosphonooxy)-3-vinylphenyl)propanoic acid, 2-amino-3-(4-(sulfooxy)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(sulfamoyloxy)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(methylsulfonyloxy)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(trifluoromethylsulfonyloxy)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(phosphonoamino)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(sulfoamino)-3-vinylphenyl)propanoic acid, 2-amino-3-(4-(sulfamoylamino)-3-vinylphenyl)propanoic acid, 2-amino-3-(4-(methylsulfonamido)-3-vinylphenyl)propanoic acid, 2-amino-3-(4-(trifluoromethylsulfonamido)-3-vinylphenyl)propanoic acid, 2-amino-3-(4-phosphono-3-vinylphenyl)propanoic acid, 2-amino-3-(4-sulfo-3-vinylphenyl) propanoic acid, 2-amino-3-(4-sulfamoy 1-3-vinylphenyl)propanoic acid, 2-amino-3-(4-(methylsulfonyl)-3-vinylphenyl)propanoic acid, 2-amino-3-(4-(trifluoromethylsulfonyl)-3-vinylphenyl)propanoic acid, 2-amino-3-(4-(phosphonomethyl)-3-vinylphenyl)propanoic acid, 2-amino-3-(4-(sulfomethyl)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(sulfamoylmethyl)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(methylsulfonylmethyl)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(trifluoromethylsulfonylmethyl)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(difluoro(phosphono)methyl)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(difluoro(sulfo)methyl)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(difluoro(sulfamoyl)methyl)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(difluoro(methylsulfonyl)methyl)-3-vinylphenyl) propanoic acid, 2-amino-3-(4-(difluoro (trifluoromethylsulfonyl)methyl)-3-vinylphenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(phosphonooxy)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(sulfooxy)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(sulfamoyloxy)phenyl)propanoic acid, 2-amino-3-(4-(methylsulfonyloxy)-3-(oxiran-2-yl)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(trifluoromethylsulfonyloxy) phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(phosphonoamino)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(sulfoamino) phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(sulfamoylamino) phenyl)propanoic acid, 2-amino-3-(4-(methylsulfonamido)-3-(oxiran-2-yl)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(trifluoromethylsulfonamido) phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-phosphonophenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-sulfophenyl) propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-sulfamoylphenyl)-propanoic acid, 2-amino-3-(4-(methylsulfonyl)-3-(oxiran-2-yl)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(trifluoromethylsulfonyl)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(phosphonomethyl)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(sulfomethyl)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-(sulfamoylmethyl)phenyl)propanoic acid, 2-amino-3-(4-(methylsulfonylmethyl)-3-(oxiran-2-yl)phenyl)propanoic acid, 2-amino-3-(3-(oxiran-2-yl)-4-((trifluoromethylsulfonyl)methyl)phenyl)propanoic acid, 2-amino-3-(4-(difluoro(phosphono)methyl)-3-(oxiran-2-yl)phenyl)propanoic acid, 2-amino-3-(4-(difluoro(sulfo)methyl)-3-(oxiran-2-yl)phenyl)propanoic acid, 2-amino-3-(4-(difluoro(sulfamoyl)methyl)-3-(oxiran-2-yl)phenyl)propanoic acid, 2-amino-3-(4-(difluoro(methylsulfonyl)methyl)-3-(oxiran-2-yl)phenyl)propanoic acid, 2-amino-3-(4-(difluoro(trifluoromethylsulfonyl)methyl)-3-(oxiran-2-yl) phenyl)propanoic acid, 2-amino-3-(4-(vinylsulfonyloxy)phenyl)propanoic acid, 2-amino-3-(4-(vinylsulfonamido)phenyl)propanoic acid, 2-amino-3-(4-(vinylsulfonyl) phenyl)propanoic acid, 2-amino-3-(4-(vinylsulfonylmethyl) phenyl)propanoic acid, 2-amino-3-(4-(difluoro (vinylsulfonyl)methyl)phenyl)propanoic acid, 2-amino-4-bromo-4-phosphonobutanoic acid, 2-amino-4-bromo-4-sulfobutanoic acid, 2-amino-4-bromo-4-sulfamoylbutanoic acid, 2-amino-4-bromo-4-(methylsulfonyl)butanoic acid, 2-amino-4-bromo-4-(trifluoromethylsulfonyl)butanoic acid, 2-amino-4-chloro-4-phosphonobutanoic acid, 2-amino-4-chloro-4-sulfobutanoic acid, 2-amino-4-chloro-4-sulfamoylbutanoic acid, 2-amino-4-chloro-4-(methylsulfonyl) butanoic acid, 2-amino-4-chloro-4-(trifluoromethylsulfonyl) butanoic acid, 2-amino-4-phosphonopent-4-enoic acid, 2-amino-4-sulfopent-4-enoic acid, 2-amino-4-sulfamoylpent-4-enoic acid, 2-amino-4-(methylsulfonyl)pent-4-enoic acid, 2-amino-4-(trifluoromethylsulfonyl) pent-4-enoic acid, 2-amino-3-(vinylsulfonyloxy) propanoic acid, 2-amino-3-(vinylsulfonamido)propanoic acid, 2-amino-3-(vinylsulfonyl)propanoic acid, 2-amino-4-(vinylsulfonyl)butanoic acid, and 2-amino-4,4-difluoro-4-(vinylsulfonyl)butanoic acid.